MacDon A40-D, Operator'S Manual

Page: 198 / 240

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184
Revision A
Figure 4.167: Roll Bar Spacing
5. Examine roll bar spacing (X) at each end of the rolls.
The rolls are aligned if (X) varies less than 1.6 mm
(1/16 in.) from one end to the other.
Figure 4.168: Adjustment
6. If roll bar spacing (X) (as shown in Step 5, page 184 )
varies more than 1.6 mm (1/16 in.), align rolls as
follows:
a. Remove nuts and bolts (A), and remove shims (B).
The shims can be lifted off the pivot rod.
b. Move upper roll until dimension (X) at both ends
looking through port (as shown in Step
5, page
184 ) is within 1.6 mm (1/16 in.).
c. Reinstall shims, ensuring hardened washer (C) is
against the pivot tube.
d. Reinstall bolts (A) and nuts.
Figure 4.169: Access Cover
7. Operate header, and recheck alignment.
8. Close cover (B), and tighten bolt (A).
9. Close conditioner driveshield.
MAINTENANCE AND SERVICING